Based on U.S. Department of Labor Form 5500 filings (plan years 2022–2024), 24 U.S. retirement plans report holding Northern Trust S&P 500 Index Fund # in their Schedule of Assets, totaling $2.3B in parsed positions. Matched on the normalized security name across each plan’s latest filing and ranked by position size.
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| # | Sponsor / Plan | Location | Participants | Plan assets (EOY) | Position |
|---|---|---|---|---|---|
| 1 | AUTOMATIC DATA PROCESSING, INC. AUTOMATIC DATA PROCESSING, INC. RETIREMENT AND SAVINGS PLAN | ROSELAND NJ | 34,516 | $7.3B | $1.5B |
| 2 | PPL SERVICES CORPORATION PPL DEFINED CONTRIBUTION MASTER TRUST | ALLENTOWN PA | — | $2.4B | $344.8M |
| 3 | AUTOMATIC DATA PROCESSING, INC. |
ROSELAND NJ |
| 9,395 |
| $1.8B |
| $172.5M |
| 4 | MOMENTIVE PERFORMANCE MATERIALS INC. MOMENTIVE PERFORMANCE MATERIALS SAVINGS PLAN | NISKAYUNA NY | 1,496 | $498.0M | $83.9M |
| 5 | TCW, LLC TCW, LLC PROFIT SHARING AND SAVINGS PLAN | LOS ANGELES CA | 606 | $347.1M | $80.2M |
| 6 | SWIFT, CURRIE, MCGHEE & HIERS SWIFT, CURRIE, MCGHEE & HIERS 401(K) PROFIT SHARING PLAN | ATLANTA GA | 347 | $96.1M | $16.1M |
| 7 | MISTRAS GROUP, INC. MISTRAS GROUP, INC. SALARY SAVINGS PLAN | PRINCETON JUNCTION NJ | 3,067 | $201.4M | $9.6M |
| 8 | TANDYM GROUP HOLDINGS, LLC TANDYM GROUP HOLDINGS, LLC | NEW YORK NY | 5,065 | $23.1M | $6.9M |
| 9 | ATLANTIC CORPORATION OF WILMINGTON, INC. ATLANTIC CORPORATION OF WILMINGTON, INC. 401(K) PROFIT SHARING PLAN | WILMINGTON NC | 1,144 | $177.8M | $6.4M |
| 10 | KIK INTERNATIONAL LLC KIK CUSTOM PRODUCTS 401(K) RETIREMENT SAVINGS PLAN | LAWRENCEVILLE GA | 1,520 | $92.8M | $6.2M |
